| Castano Primo to Saarijarvi | 1,351.37 mi (2,174.82 km) |
| Castano Primo to Salo | 1,180.69 mi (1,900.13 km) |
| Castano Primo to Sastamala | 1,230.51 mi (1,980.31 km) |
| Castano Primo to Savonlinna | 1,383.31 mi (2,226.22 km) |
| Castano Primo to Seinajoki | 1,313.60 mi (2,114.04 km) |
| Castano Primo to Siilinjarvi | 1,418.35 mi (2,282.61 km) |
| Castano Primo to Sipoo | 1,225.81 mi (1,972.75 km) |
| Castano Primo to Sippola | 1,283.76 mi (2,066.01 km) |
| Castano Primo to Sodankyla | 1,642.50 mi (2,643.35 km) |
| Castano Primo to Somero | 1,202.34 mi (1,934.98 km) |
| Castano Primo to Sotkamo | 1,488.62 mi (2,395.70 km) |
| Castano Primo to Tampere | 1,255.44 mi (2,020.43 km) |
| Castano Primo to Tornio | 1,515.39 mi (2,438.79 km) |
| Castano Primo to Turku | 1,167.41 mi (1,878.76 km) |
| Castano Primo to Tuusula | 1,223.88 mi (1,969.65 km) |
